package thread;

public class SyncDemo2 {
    public static void main(String[] args) {
        /*
        Shop shop=new Shop();
        Thread t1=new Thread("徐志杰"){
            public void run(){
                shop.buy();
            }
        };
        Thread t2=new Thread("徐志胜"){
            public void run(){
                shop.buy();
            }
        };

         */
        Shop shop1=new Shop();
        Shop shop2=new Shop();
        Thread t1=new Thread("徐志杰"){
            public void run(){
                shop1.buy();
            }
        };
        Thread t2=new Thread("徐志胜"){
            public void run(){
                shop2.buy();
            }
        };
        t1.start();
        t2.start();
    }
}
//synchronized----抢谁锁谁
class Shop{
    public void buy(){
        Thread t=Thread.currentThread();
        try {
            System.out.println(t.getName()+"正在挑衣服");
            Thread.sleep(2000);
            synchronized(this) {//this只同一个对象 （同一家店上锁）
                System.out.println(t.getName() + "正在试衣服");
                Thread.sleep(2000);
            }
            System.out.println(t.getName()+"正在结账离开");
        } catch (InterruptedException e) {
            e.printStackTrace();
        }

    }
}


